	<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'doLogin.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body>
  <%
    request.setCharacterEncoding("utf-8");
	String uname = request.getParameter("uname");
	//${param.uname}
	String upwd = request.getParameter("upwd");
	//${param.upwd}
	session.setAttribute("uname", uname);
	session.setAttribute("upwd", upwd);
	String yonghuming = (String)session.getAttribute("uname");
	String mima = (String)session.getAttribute("upwd").toString();
	if(yonghuming==null || "".equals(yonghuming) || mima==null ||"".equals(mima)){
		%>
		<h2 style="color:red">用户名或密码不能为空</h2>
		<%
	}else if("admin".equals(uname) && "admin".equals(upwd)){
	response.sendRedirect("guide.jsp?opr=sel");
	
	}else{
	request.getRequestDispatcher("login.jsp").forward(request, response);
	}
	
    
    
  %>
    
    
    
    
    
    
    
    
  </body>
</html>
